package com.ruoyi.app.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.ruoyi.app.domain.TbMemberMiddle;
import com.ruoyi.app.domain.vo.AppMemberVo;
import com.ruoyi.app.service.ITbAppUserService;
import com.ruoyi.app.service.ITbMemberMiddleService;
import com.ruoyi.common.utils.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.app.mapper.TbFamilyMemberMapper;
import com.ruoyi.app.domain.TbFamilyMember;
import com.ruoyi.app.service.ITbFamilyMemberService;

import java.util.ArrayList;
import java.util.List;

/**
 * 家族成员Service业务层处理
 *
 * @author Alex
 * @date 2020-09-29
 */
@Service
public class TbFamilyMemberServiceImpl extends ServiceImpl<TbFamilyMemberMapper, TbFamilyMember> implements ITbFamilyMemberService {

    @Autowired
    private ITbAppUserService userService;
    @Autowired
    private ITbMemberMiddleService memberMiddleService;

    /**
     * 添加家族成员
     * @param memberVo
     * @return
     */
    @Override
    public boolean saveOrUpdate(AppMemberVo memberVo){
        if(!userService.saveOrUpdate(memberVo)){
            return false;
        }

        TbMemberMiddle memberMiddle = memberMiddleService.getOne(new LambdaQueryWrapper<TbMemberMiddle>()
                .eq(TbMemberMiddle::getFamilyId, memberVo.getFamilyId())
                .eq(TbMemberMiddle::getMemberId, memberVo.getMemberId())
        );
        //新增
        if (memberMiddle == null) {
            TbMemberMiddle item = new TbMemberMiddle();
            item.setFamilyId(memberVo.getFamilyId());
            item.setMemberId(memberVo.getMemberId());
            memberMiddleService.save(item);
        }
        return true;
    }

    @Override
    public List<AppMemberVo> selectFamilyMember(AppMemberVo memberVo) {
        LambdaQueryWrapper<AppMemberVo> lqw = new LambdaQueryWrapper<>();
        if (memberVo.getFamilyId() == null) {
            return new ArrayList<>();
        }
        lqw.eq(AppMemberVo::getFamilyId, memberVo.getFamilyId());

        if (StringUtils.isNotBlank(memberVo.getSearchValue())) {
            lqw.like(AppMemberVo::getName,memberVo.getSearchValue()).or()
                    .like(AppMemberVo::getNickName,memberVo.getSearchValue()).or()
                    .like(AppMemberVo::getMobile,memberVo.getSearchValue()).or()
                    .like(AppMemberVo::getQrcode,memberVo.getSearchValue());
        }
        return baseMapper.selectFamilyMember(lqw);
    }

    @Override
    public TbMemberMiddle getFamilyTree(Long familyId){
        return getChildNode(zeroParent(familyId),allList(familyId));
    }

    /**
     * 获取所有的成员
     * @param familyId
     * @return
     */
    private List<TbMemberMiddle> allList(Long familyId){
        List<TbMemberMiddle> list = memberMiddleService.selectApplyMember(new LambdaQueryWrapper<TbMemberMiddle>()
                .eq(TbMemberMiddle::getFamilyId,familyId)
                .eq(TbMemberMiddle::getStatus,"2")
        );
        return list;
    }
    /**
     * 获取节点为0的父成员
     * @param familyId
     * @return
     */
    private TbMemberMiddle zeroParent(Long familyId){
        return memberMiddleService.getOne(new LambdaQueryWrapper<TbMemberMiddle>()
                .eq(TbMemberMiddle::getFamilyId,familyId)
                .eq(TbMemberMiddle::getStatus,"2")
                .eq(TbMemberMiddle::getParentId, 0).last("limit 1")
        );
    }
    /**
     * 递归获取家族树
     * @param middle 父成员
     * @param list 所有的成员
     * @return
     */
    private TbMemberMiddle getChildNode(TbMemberMiddle middle,List<TbMemberMiddle> list) {
        List<TbMemberMiddle> childList = new ArrayList<>();
        list.forEach(item -> {
            if(middle.getId().equals(item.getParentId())){
                childList.add(item);
            }
        });
        middle.setChild(childList);
        for (TbMemberMiddle item : childList) {
            getChildNode(item,list);
        }
        return middle;
    }

}